is on to find the killers and bring them to justice. and george, abc news has confirmed that the fbi, which has been dispatched to libya to lead the investigation, has not even reached benghazi yet, 16 days after the attack, largely due to safety concerns. now, officials worry, by the time the officials from the fbi get to the site, it will have been picked clean, george. >> such a dangerous situation right now. okay, jake, thank you. >>> and at the united nations today, israeli prime minister benjamin netanyahu took place with a new and pretty low tech prop. you see that drawing of a bomb, designed to make his point that iran's nuclear program must be stopped before the moment next year where they'll be able to build a bomb. he argued that iran will back down if the world tries a clear red line. >>> and today, the nation's top doctors at the centers for disease control sounded the alarm about this year's flu season, which starts next month. they urged every american to consider getting a flu shot, saying that even though last year's season was mild, this year's could be, quote, unpredictable.